Home / 110,185,387.40-165,089,124.30-52,553,563.40

Finding the Fourth Proportional to 110,185,387.40, 165,089,124.30 and 52,553,563.40

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Solution

The fourth proportional to 110,185,387.40, 165,089,124.30 and 52,553,563.40 is: 78,740,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,185,387.40 : 165,089,124.30 = 52,553,563.40 : x
  2. Step 2: Convert to fraction form
    110,185,387.40/165,089,124.30 = 52,553,563.40/x
  3. Step 3: Cross multiply
    110,185,387.40x = 165,089,124.30 × 52,553,563.40
  4. Step 4: Simplify right side
    110,185,387.40x = 8,676,021,760,550,531
  5. Step 5: Solve for x
    x = 8,676,021,760,550,531/110,185,387.40
  6. Step 6: Final answer
    x = 78,740,221.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.